The line l1 l_1\,l1 has the equation 5x−7y+9=05x - 7y + 9 = 05x−7y+9=0 The line l2 l_2\,l2 is perpendicular to l1 l_1\,l1 and passes through the point (6,−2)(6, -2)(6,−2)
Find an equation for l2 l_2\,l2 in the form ax+by+c=0ax + by + c = 0ax+by+c=0, where aaa, b b\,b and c c\,c are integers
260 exam-style questions on Edexcel A Level Maths Straight Line Graphs, covering 5.1 y = mx + c, 5.2 Equations of Straight Lines, 5.3 Parallel and Perpendicular Lines, 5.4 Length and Area, and 5.5 Modelling with Straight Lines. Each one has a worked solution and a mark scheme showing where the marks go.